From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Anonymous <anonymous@electronjs.org>
Date: Thu, 20 Sep 2018 17:47:04 -0700
Subject: webview_cross_drag.patch

This allows dragging and dropping between <webview>s.

Originally landed in https://github.com/electron/libchromiumcontent/pull/267

diff --git a/content/browser/web_contents/web_contents_view_aura.cc b/content/browser/web_contents/web_contents_view_aura.cc
index 1aa844b66d149be252f4757ed656cc6bccb2ac8b..b03507679029ccb3beb3a8984b1449afead539c6 100644
--- a/content/browser/web_contents/web_contents_view_aura.cc
+++ b/content/browser/web_contents/web_contents_view_aura.cc
@@ -881,10 +881,7 @@ bool WebContentsViewAura::IsValidDragTarget(
   // TODO(https://crbug.com/1266953): There are some known gaps caused by
   // comparing `RenderViewHost` IDs, as `RenderViewHost` ID is not really a
   // strong signal for page identity.
-  return !drag_start_ ||
-         target_rwh->GetProcess()->GetID() == drag_start_->process_id ||
-         GetRenderViewHostID(web_contents_->GetRenderViewHost()) !=
-             drag_start_->view_id;
+  return true;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/content/browser/web_contents/web_drag_dest_mac.mm b/content/browser/web_contents/web_drag_dest_mac.mm
index 6455404fdccab1fffceef4b8d291c137d3a448c4..483b0b5b689da03f0d7e43576fa73275197f5a95 100644
--- a/content/browser/web_contents/web_drag_dest_mac.mm
+++ b/content/browser/web_contents/web_drag_dest_mac.mm
@@ -385,9 +385,7 @@ - (void)setDragStartTrackersForProcess:(int)processID {
 }
 
 - (bool)isValidDragTarget:(content::RenderWidgetHostImpl*)targetRWH {
-  return targetRWH->GetProcess()->GetID() == _dragStartProcessID ||
-         GetRenderViewHostID(_webContents->GetRenderViewHost()) !=
-             _dragStartViewID;
+  return YES;
 }
 
 @end